Engine muffler



FIG. 1 is a top plan view for an engine muffler according to a firstembodiment of the present design;

FIG. 2 is a bottom plan view for an engine muffler as shown in FIG. 1;

FIG. 3 is a right side elevation view for an engine muffler as shown inFIG. 1;

FIG. 4 is a left side elevation view for an engine muffler as shown inFIG. 1;

FIG. 5 is a front elevation view of for an engine muffler as shown inFIG. 1; and,

FIG. 6 is a rear elevation view for an engine muffler as shown in FIG.1.

The ornamental design for an engine muffler, as shown and described.